a. It is given that x + 1 is a common factor of x 3 + px
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a. It is given that x + 1 is a common factor of x3 + px + q and x3 + (1 − p)x2 + 19x − 2q. Find the value of p and the value of a.
b. When p and q have these values, factorise x3 + px + q and x3 + (1 − p)x2 + 19x − 2q completely.
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a Since x1 is a common factor of both x3 px q and x3 1px2 19x 2q we can write x3 px q x1ax2 bx c and ...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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